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CN1341952A - Spherical tube light device - Google Patents

Spherical tube light device Download PDF

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Publication number
CN1341952A
CN1341952A CN01125892A CN01125892A CN1341952A CN 1341952 A CN1341952 A CN 1341952A CN 01125892 A CN01125892 A CN 01125892A CN 01125892 A CN01125892 A CN 01125892A CN 1341952 A CN1341952 A CN 1341952A
Authority
CN
China
Prior art keywords
lamp
heat transfer
housing
transfer member
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN01125892A
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Chinese (zh)
Other versions
CN100409397C (en
Inventor
松叶彻夫
井上诚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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Filing date
Publication date
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Publication of CN1341952A publication Critical patent/CN1341952A/en
Application granted granted Critical
Publication of CN100409397C publication Critical patent/CN100409397C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/86—Ceramics or glass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/0075—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources
    • F21V19/0095—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources of U-shaped tubular light sources, e.g. compact fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H01J61/325—U-shaped lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/34—Double-wall vessels or containers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/56—One or more circuit elements structurally associated with the lamp
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/37—U-shaped
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H01J61/327—"Compact"-lamps, i.e. lamps having a folded discharge path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)

Abstract

本发明的球型管灯装置具有发光管、用来点亮所说发光管的点灯电路、内部容纳有所说点灯电路且一端上具有灯头的外壳;在所说外壳内的某一部分上,设有将所说外壳内所形成的空间内的热量向所说灯头进行传导的热转移部件。由此,能够提供一种使外壳内所形成的空间内的热量向外部散发,降低荧光体膜和点灯电路的电子元件的温度,因而寿命得以延长的球型管灯装置。

Figure 01125892

The spherical tube lamp device of the present invention has a luminous tube, a lighting circuit for lighting the luminous tube, an outer casing containing the lighting circuit and a lamp cap at one end; There is a heat transfer member for conducting the heat in the space formed in the housing to the lamp base. Thereby, it is possible to provide a bulb-shaped tube lamp device in which the heat in the space formed in the housing is radiated to the outside, the temperature of the phosphor film and the electronic components of the lighting circuit is lowered, and the lifetime thereof is prolonged.

Figure 01125892

Description

Ball type spot device
Technical field
The present invention relates to ball type spot device, specifically, relate to the ball type spot device that has fluorescent lamp and lamp circuit in shell and the spheric bulb.
Background technology
Existing ball type spot device for example bulb type fluorescence lamp as shown in Figure 6, for example E26 type lamp holder 7 that has fluorescent tube 4, is used for lighting the lamp circuit 5 of this fluorescent tube 4 and is installed in an end of shell 2 in the outer container 3 that constitutes by the shell 2 of spheric bulb 1 and resin manufacture.Particularly, lamp circuit 5 is contained in the shell 2.In addition, this lamp circuit 5 has wiring board 5a and is installed in electronic component 5b on this wiring board 5a.
There is such problem in existing bulb type fluorescence lamp, promptly, fluorescent tube 4 and lamp circuit 5 heatings and shell 2 inside are closed, therefore heat will be closed in formed space in the shell 2, employed electronic component 5b and even the fluorescent membrane (not shown) that is coated on fluorescent tube 4 inner faces will be subjected to fire damage in the lamp circuit 5, cause the lost of life.
Summary of the invention
The present invention is intended to address the above problem, and its objective is that providing a kind of makes that the heat in the formed space distributes to the outside in the shell, the temperature of electronic component of reduction fluorescent membrane and lamp circuit and have the ball type spot device of longer life.
Ball type spot device of the present invention has luminous tube, be used for lighting the lamp circuit of said luminous tube and innerly accommodate the shell that said lamp circuit and an end have lamp holder, is provided with on certain part in said shell to make in the said shell heat in the formed space to the hot transfering part of said lamp holder conduction.
Description of drawings
Fig. 1 is that front view cuts open in the office of the bulb type fluorescence lamp in the form of implementation 1 of the present invention.
Fig. 2 is that front view cuts open in the office of the bulb type fluorescence lamp in the form of implementation 2 of the present invention.
Fig. 3 is that front view cuts open in the office of the bulb type fluorescence lamp in the form of implementation 3 of the present invention.
Fig. 4 is the accompanying drawing that the manufacture method to the employed shell of this bulb type fluorescence lamp is represented.
Fig. 5 is that front view cuts open in the office of the bulb type fluorescence lamp in the form of implementation 4 of the present invention.
Fig. 6 is that front view cuts open in the office of existing bulb type fluorescence lamp.
According to ball type spot device of the present invention, the heat that fluorescent tube and lamp circuit produce can To lamp holder conduction, this heat and then the socket conduction of inserting to lamp holder and distribute to the outside, because of This, the heat that fluorescent tube and lamp circuit produce can not be closed in the enclosure formed sky Between in, its result can prevent that the electronic component of fluorescent membrane and lamp circuit is subjected to heat waste Hinder.
Said hot transfering part preferably is connected with said lamp holder, and by be embedded in said outside Parts in the shell consist of.
In addition, preferably, at least a portion of said hot transfering part is exposed in the said shell In the formed space.
In addition, preferably, said hot transfering part is connected with said lamp holder, and is arranged on the inner face of said shell.
In addition, preferably, said hot transfering part extends to the other end from an end of said shell.
In addition, preferably, said hot transfering part coincides with the end of said lamp holder by its end and realizes being connected.
In addition, preferably, on said hot transfering part, be provided with through hole.
In addition, preferably, be electric insulation between said hot transfering part and the said lamp holder.
In addition, preferably, said electric insulation part is a selected at least a material from the titanium oxide on the surface that is formed at said hot transfering part, aluminium oxide, silica and fluororesin.
In addition, preferably, said hot transfering part is integrally formed with the part of said lamp holder.
In addition, preferably, said hot transfering part is formed by selected at least a material from metal, resin and pottery.
In addition, preferably, said hot transfering part is with the metal manufacturing, and is cut with the part that the element in produced magnetic field in the said lamp circuit is mutually close.
In addition, preferably, said hot transfering part is that the shell integrally formed by the inside of metallic plate being imbedded moulding resin is formed.
In addition, preferably, be embedded on lamp holder one side of inner metallic plate, have the hole that extends through the outside internally.
In addition, preferably, said hot transfering part is to form with the metallic plate of thickness in 0.05mm～0.3mm scope.
In addition, preferably, the two contact area of said hot transfering part and lamp holder is at 300mm 2More than.
The specific embodiment
Below, to form of implementation of the present invention in conjunction with the accompanying drawings.
Form of implementation 1
Rated power as the 1st form of implementation of the present invention is the bulb type fluorescence lamp of 13W, Its length overall is 120mm, and maximum outside diameter is 60mm. As shown in Figure 1, by the glass with light transmission The trees such as the spheric bulb 1 of glass manufacturing or resin manufacture and polybutylene terephthalate (PBT) (PBT) The outer container 3 that the shell 2 of fat manufacturing consists of forms. Accommodate external diameter in this outer container 3 For being bridge-type, 3 U font pipe 4a (only illustrating 2) of 11mm connect that to form discharge electric The fluorescent tube 4 on road, be used for lighting the lamp circuit 5 of this fluorescent tube 4 and face with one One end of this fluorescent tube 4 support and with another of this fluorescent tube 4 opposite sides in the face of point The retainer 6 that circuit for lamp 5 is supported. Particularly, lamp circuit 5 is contained in the shell 2.
It is that the external diameter of 45.5mm, an end is the external diameter of 21mm, the other end that shell 2 has length overall Roughly be funnel shaped shape for 47mm. In addition, on an end of shell 2, peace The for example lamp holder 7 of E26 type is housed. This lamp holder 7 have housing 8, dististyle 9 and between Insulating glass 10 between this housing 8 and the dististyle 9. Housing 8 and dististyle 9 by phosphor bronze, The formations such as brass, iron, stainless steel or nickel, their surface electrical be coated with the tin of antirust usefulness, zinc and Nickel etc.
In addition, shell 2 is provided with the heat that makes in the shell 2 interior formed spaces to lamp holder 7 The mechanism of conduction.
This heat conduction mechanism extends to the other end by the end from shell 2 and with shell 2 interior institute shapes The inner face of the end of that the space complete cycle that becomes covers and the housing 8 by an end and lamp holder 7 Coincide and realize the tabular gold hot linked, that thickness is 0.05mm～0.3mm with housing 8 Belonging to the parts 11 of making (for example copper, iron, aluminium or their alloy) consists of. In Fig. 1 institute In the example that shows, the two contact area of housing 8 and hot transfering part 11 is 800mm2 Want The heat that hot transfering part 11 is absorbed conducts expeditiously to housing 8, as long as housing 8 With the two contact area of hot transfering part 11 at 300mm2More than get final product. In addition, as this Hot transfering part 11, one end (with housing 8 hot linked part 11a) is positioned at shell 2 Outer surface on, other parts 11b namely is embedded in the parts as shell 2 in shell 2 Resin in.
Housing 8 and hot transfering part 11 the two preferably by for example at hot transfering part 11 Form titanium oxide, aluminium oxide, silica or fluorine with the surface of housing 8 contacted part 11a Dielectric films such as resin (not shown) and realize electric insulation. Like this, can improve shell 2 Dielectric voltage withstand level between inner face and the housing 8, and can prevent that the current potential of housing 8 from applying To the electronic component 5b of lamp circuit 5 described later, security and avoid electronic component 5b to decrease The reliability of evil idea etc. is improved.
In addition, though not shown, in the electronic component 5b of lamp circuit 5 described later, use energy The element that enough produces magnetic field for example during transformer (not shown), passes through in the hot transfering part 11 From the part of the strong magnetic line of force of transformer, namely the part near transformer might produce eddy current And generate heat, therefore, the part of the close transformer of hot transfering part 11 is preferably cut. In addition, the hot transfering part 11 of particularly making for metal arranges cut portion or scarce Oral area can alleviate the weight of shell 2.
Be provided with electrode (not shown) at the two ends of fluorescent tube 4. In addition, this fluorescent tube 4 in Section is sealed with mercury or mercury alloy and the rare gas of the scheduled volume of respectively doing for oneself. And, at fluorescence Be formed with the fluorescent membrane of terres rares fluorophor or halophosphoric acid fluorophor etc. on the inner face of pipe 4 (not shown).
Lamp circuit 5 has, the wiring board that phenolic resins cardboard or glass epoxy resin etc. are made 5a and be installed in electronic component 5b on this wiring board 5a (for example power transistor, grip Streamline circle, capacitor, electrolytic capacitor, pellet resistance etc.). In addition, on the lamp circuit 5 Be connected with two lead-in wires 12. This lead-in wire 12 is connected to housing 8 Hes by methods such as welding On the dististyle 9.
Secondly, to the life-span spy of above bulb type fluorescence lamp (below be called the present invention's product A) Property is estimated.
In order to compare, for except not arranging in the shell 2 shell 2 interior formed skies Between in heat outside mechanism's this point that lamp holder 7 conducts, other structure and the present invention The rated power of the 1st form of implementation be that the identical rated power of bulb type fluorescence lamp of 13W is The bulb type fluorescence lamp of 13W (below be called contrast product A) is also with identical with the present invention's product A Condition carried out the evaluation of life characteristic.
The present invention's product A is 10 with the test product quantity of contrast product A.
Evaluation result, the life-span of the present invention's product A is 6600～7000 hours. And contrast product A Life-span be 6000 hours. Hence one can see that, as the present invention's product A, and its life-span and contrast product A Life-span compare, improved 10～15%.
Can do following analysis to its reason, for the present invention's product A, fluorescent tube 4 and lamp circuit The heat warp that 5 (particularly, the 5 electronic component 5b such as power transistor and capacitor) produce Be transmitted to by hot transfering part 11 on the housing 8 of lamp holder 7, and then be delivered to from this housing 8 Lamp holder 7 be inserted ins into socket (not shown) and distribute to the outside, therefore, fluorescent tube 4 Hes The heat that lamp circuit 5 produces can not be closed in the shell 2 interior formed spaces, its As a result, can prevent electronic component 5b (particularly, the electricity of fluorescent membrane and lamp circuit 5 Electrolysis condenser and power transistor etc.) Yin Re and sustaining damage.
By contrast, why the life-span is shorter for contrast product A, can think owing to, fluorescent tube 4 and the heat that produces of lamp circuit 5 be closed in the shell 2 interior formed spaces, lead Cause this interior volume and be in high temperature, the electronic component 5b of fluorescent membrane and lamp circuit 5 is subjected to Due to the damage of this heat.
According to the related bulb type fluorescence lamp of the above the 1st form of implementation of the present invention Structure can prevent that the electronic component 5b of fluorescent membrane and lamp circuit 5 is subjected to fire damage, Realize life-time dilatation.
In addition, though not shown, if make the part in the shell 2 of being embedded in of hot transfering part 11 The part of 11b is exposed in the shell 2 interior formed spaces, then hot transfering part 11 energy Enough heats that absorbs expeditiously in the shell 2 interior formed spaces, therefore, can be further The electronic component 5b that prevents fluorescent membrane and lamp circuit 5 is subjected to fire damage, further prolongs Life-span.
Form of implementation 2
Secondly, the rated power of the 2nd form of implementation of the present invention is the bulb type fluorescence lamp of 13W As shown in Figure 2, except the heat in the shell 2 interior formed spaces is passed to lamp holder 7 The part of mechanism's instant heating transfering part 11 of leading is not embedded in the shell 2 and is located at shell 2 Inner face on outside this point, the rated power of other structure and the 1st form of implementation of the present invention For the bulb type fluorescence lamp of 13W identical.
That is, housing 8 hot transfering part 11 and lamp holder 7 is realized hot linked part 11a Outside part 11b be arranged on the inner face of shell 2.
The area that hot transfering part 11 is exposed to the part in the shell 2 interior formed spaces is 2100mm2。
Next, the bulb type fluorescence lamp related to this 2nd form of implementation of the present invention (with Be called down the present invention's product B) life characteristic estimate.
The test product quantity of the present invention's product B is 10.
Evaluation result, the life-span of the present invention's product B is 7000 hours. Hence one can see that, as this Invention product B, its life-span was compared with the life-span of contrast product A, had improved 15%.
According to the related bulb type fluorescence lamp of the above the 2nd form of implementation of the present invention Structure is because the part (parts 11b) of hot transfering part 11 is located at the inner face of shell 2 On, therefore, hot transfering part 11 can more effectively absorb shell 2 interior formed spaces In heat, thereby can further prevent the electronic component 5b of fluorescent membrane and lamp circuit 5 Fire damage, further life-saving.
Form of implementation 3
Secondly, the rated power of the 3rd form of implementation of the present invention is the bulb type fluorescence lamp of 13W As shown in Figure 3, except shell 13 and the two one of lamp holder 14 (housing 15 and dististyle 16) Moulding, and formed by the part (hot transfering part 15b described later) of lamp holder 14 will Heat in the shell 13 interior formed spaces is to the lamp holder 14 (part of housing 15 described later Outside mechanism's this point of 15a) conducting, other structure and the of the present invention the 1st is implemented shape The rated power of formula is that the bulb type fluorescence lamp of 13W is identical.
On an end of shell 13, be formed with the length that to insert in the socket (not shown) Degree for 27mm, maximum outside diameter be 26.4mm the 13a of round-ended cylinder section arranged.
On the side of this cylindrical portion 13a, be equipped with an end be formed with ridge, thick 0.1～0.2mm housing 15 (being formed with the part of ridge as 15a), and at cylindrical portion 13a Bottom outer surface on the dististyle 16 of thick 0.2mm is installed.
The part of shell 13 between housing 15 and dististyle 16 and with they the insulation. This Outward, the material phase of the material of housing 15 and dististyle 16 and housing 8 and dististyle 9 shown in Figure 1 With.
This housing 15, its other end extends to the other end of shell 13 always, the section of this extension Divide (not forming the part of ridge) to be embedded in the shell 13. That is, as described above conduct The part of the housing 15 of lamp holder 14 has formed conduct with in the shell 13 interior formed spaces Heat to the section of the mechanism that lamp holder 14 (the hot transfer part 15a of housing 15) conducts Part 15b.
And on parts 15b, being provided with a plurality of diameters is the through hole 17 of 1mm. This through hole 17 function aftermentioned.
Below, the manufacture method of this shell 13 is described.
Shell 13 is made like this, that is, as shown in Figure 4, to 3 moulds, namely the 1st Inject outside the conduct in mould 18, the 2nd mould 19 and the 3rd mould 20 formed spaces The resin 21 such as liquid state such as PBT of the material of shell 13.
The 1st mould 18 is used for housing 15 is held in a predetermined position and molds shell 13 External surface shape. The 2nd mould 19 is used for the interior shape of shell molds 13. The 3rd mould 20 are used for dististyle 16 is held in a predetermined position. In addition, in the 1st mould 18 and the 3rd On the two the part of boundary section of mould 20, be provided with liquid resin 21 is injected by the Resin injection hole 22 in 1 mould, 18 to the 3rd moulds, the 20 formed spaces.
At first, each mould 18,19,20 is assembled as illustrated in fig. 4, and with shell Body 15 and dististyle 16 are placed in the space (die cavity) that is formed by each mould 18,19,20 The precalculated position on.
Then, liquid resin 21 is injected (figure in the space that is formed by each mould 18,19,20 A direction in 4). Liquid resin 21 at first flows into part 15a and the 2nd mould of housing 15 In the gap between the tool 19, afterwards, the hot transfering part 15b and the 2nd of the housing 15 of flowing through The gap of mould 19 (the B direction among Fig. 4) and through hole 17 and flow into respectively housing 15 Hot transfering part 15b and the gap between the 1st mould 18 (the C direction among Fig. 4) in.
When on the hot transfering part 15b through hole 17 not being set, flow into hot transfering part 15b with Liquid resin 21 between the 2nd mould 19 will be walked around (figure behind the end of hot transfering part 15b D direction in 4) in the gap between the hot transfering part 15b of inflow and the 1st mould 18, Liquid resin 21 is filled this gap and will be expended time in. And arrange logical at hot transfering part 15b Behind the hole 17, liquid resin 21 Main Currents are to the C direction, therefore, liquid resin 21 can Flow into by each mould 18,19,20 formed whole spaces in short time, make operating efficiency Improve.
Afterwards, the liquid resin 21 of injection is solidified, after each mould 18,19,20 form removals, Just produced shown in Figure 3 and lamp holder 14 integrated shell 13. Through this mistake Journey has formed the integrated shell 13 that hot transfering part 15b is imbedded.
Secondly, to the related bulb type fluorescence of aforesaid the 3rd form of implementation of the present invention The life characteristic of lamp (below be called the present invention's product C) is estimated.
The test product quantity of the present invention's product C is 10.
Evaluation result, as the present invention's product C, the life-span of its life-span and the present invention's product A is same, It is 6600～7000 hours.
The related bulb type fluorescence lamp of the 3rd form of implementation according to the present invention as described hereinbefore Structure, same with the bulb type fluorescence lamp that the 1st form of implementation of the present invention is related, can Prevent the fire damage of the electronic component 5b of fluorescent membrane and lamp circuit 5, life-saving.
In addition, though not shown, the related bulb type fluorescence lamp of the 3rd form of implementation of the present invention In, also can as shown in Figure 2 hot transfering part 15b be arranged on the inner face of shell 13, Thereby hot transfering part 15b can more effectively be absorbed in the shell 13 interior formed spaces Heat, therefore, can further prevent the electronic component 5b of fluorescent membrane and lamp circuit 5 Fire damage, further life-saving.
Form of implementation 4
Secondly, the rated power of the 4th form of implementation of the present invention is the bulb type fluorescence lamp of 13W As shown in Figure 5, except the housing 24 of lamp holder 23 and with in the shell 13 interior formed spaces Heat to mechanism that lamp holder 23 conducts, instant heating transfering part 25 by not being connected Independent parts consist of outside this point, other structure with as the 3rd form of implementation of the present invention , shell 13 and lamp holder 23 integrated rated power be 13W bulb type fluorescence lamp mutually With.
The two end by separately of housing 24 and hot transfering part 25 overlaps each other realizes heat Connection. Contact area between this housing 24 and the hot transfering part 25 is 400mm2。
In addition, these parts 25 preferably by thick be 0.1～0.3mm tabular, with housing not With consisting of such as the good material of copper, iron, aluminium and their thermal conductivity such as alloy of material.
According to the related bulb type fluorescence lamp of the above the 4th form of implementation of the present invention Structure, can prevent fluorescent membrane and lamp circuit 5 electronic component 5b be subjected to heat damage Hinder, in addition life-saving, particularly has housing 24 and the spy of requirement to mechanical strength Not that thermal conductivity is had the hot transfering part 25 of requirement is to be made of independent parts, thereby, For the bulb type fluorescence lamp with lamp holder 23 one-body molded structures on shell 13, its heat The material of transfering part 25 and thickness can carry out various selections to absorb expeditiously shell 13 Heat in the interior formed space, its result can be in the feelings of the mechanical strength that guarantees housing Under the condition, the heat that hot transfering part 25 is absorbed more effectively conducts to housing 24.
In above-mentioned each form of implementation, just adopt hot transfering part 11 that metal makes, 15b, 25 occasion is illustrated, but not limited by this, adopts by the good graphite of thermal conductivity Parts Deng formations such as resin or potteries also can obtain and above-mentioned same effect.
In addition, in above-mentioned each form of implementation, just adopt shell 2,13 interior formed skies Between the hot transfering part 11 that covers of complete cycle, 15b, 25 occasion be illustrated, but namely Make and only adopting a part with the complete cycle in shell 2,13 interior formed spaces to cover In the situation of parts, also can obtain and above-mentioned same effect.
In addition, in above-mentioned each form of implementation, the housing 8,15,24 that just adopts metal to make Occasion be illustrated, but adopt polybutylene terephthalate (PBT) (PTB), polyphenylene sulfide Ether (PPS) or at macromolecule materials such as PTB and acrylonitrile-styrene (AS) resin combinations Mixed carbon black in the material, metallic fiber, carbon fibre, sheet metal, coating metal bead, The composite conducting material institute with electric conductivity and thermal conductivity that coating metal glass fibre etc. forms The housing that consists of also can obtain and above-mentioned same effect.
In addition, in above-mentioned each form of implementation, with regard to hot transfering part 11,15b, 25 and lamp holder 7, realized between 14,23 the housing 8,15,24 that hot linked occasion is illustrated, Even but with hot transfering part 11,15b, 25 and lamp holder 7,14,23 dististyle 9,16 Between realize thermally coupled also can the acquisition and above-mentioned same effect.
In addition. In above-mentioned each form of implementation, just use the E26 type as lamp holder 7,14,23 The occasion of lamp holder (perhaps shape is as the lamp holder of standard) is illustrated, but the present invention also Can be applied to use the occasion of other E type lamp holder, Type B lamp holder.
In addition, in above-mentioned each form of implementation, the bulb type fluorescence lamp take rated power as 13W For example is illustrated, but the present invention also can be applied to for example lamp of 22W of other rated power In alveolitoid fluorescent lamp and the high-pressure discharge lamp etc.
As described above, the present invention can provide a kind of fluorescent membrane and lighting a lamp of can preventing The electronic component of circuit is subjected to the ball type spot that fire damage, life-span are prolonged.

Claims (16)

1.一种球型管灯装置，其特征是，1. A spherical tube lamp device, characterized in that, 具有：发光管、用来点亮所说发光管的点灯电路、以及内部容纳有所说点灯电路且一端具有灯头的外壳；It has: a luminous tube, a lighting circuit for lighting the luminous tube, and a housing containing the lighting circuit inside and having a lamp cap at one end; 在所说外壳内的某一部分上，设有使所说外壳内所形成的空间内的热量向所说灯头进行传导的热转移部件。A heat transfer member that conducts heat in a space formed in the housing to the lamp base is provided on a certain part of the housing. 2.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件，与所说灯头相连接，并且由埋设在所说外壳内的部件构成。2. The spherical tube lamp device according to claim 1, wherein the heat transfer member is connected to the lamp base and is composed of a member embedded in the housing. 3.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件的至少一部分露出于所说外壳内所形成的空间内。3. The bulb lamp device according to claim 1, wherein at least a part of said heat transfer member is exposed in a space formed in said housing. 4.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件，与所说灯头相连接，并且设置在所说外壳的内面上。4. The spherical tube lamp device according to claim 1, wherein the heat transfer component is connected to the lamp cap and is arranged on the inner surface of the housing. 5.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件，从所说外壳的一端延伸到另一端。5. The spherical tube lamp device as claimed in claim 1, wherein said heat transfer member extends from one end of said housing to the other end. 6.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件通过其端部与所说灯头的端部相重合而实现连接。6. The spherical tube lamp device according to claim 1, wherein the heat transfer member is connected by overlapping its end with the end of the lamp cap. 7.如权利要求1所说的球型管灯装置，其特征是，在所说热转移部件上设有通孔。7. The spherical tube lamp device according to claim 1, wherein a through hole is formed on the heat transfer member. 8.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件，与所说灯头之间是电气绝缘的。8. The spherical tube lamp device according to claim 1, wherein said heat transfer member is electrically insulated from said lamp base. 9.如权利要求1所说的球型管灯装置，其特征是，所说电绝缘部件，是从形成于所说热转移部件表面的氧化钛、氧化铝、氧化硅以及氟树脂中所选择的至少一种物质。9. The spherical tube lamp device according to claim 1, wherein said electrical insulating member is selected from titanium oxide, aluminum oxide, silicon oxide, and fluororesin formed on the surface of said heat transfer member. at least one substance. 10.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件是与所说灯头的一部分一体成形的。10. The bulb lamp device of claim 1, wherein said heat transfer member is integrally formed with a portion of said lamp cap. 11.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件是由从金属、树脂以及陶瓷中所选择的至少一种材料形成的。11. The bulb lamp device according to claim 1, wherein said heat transfer member is formed of at least one material selected from metal, resin and ceramics. 12.如权利要求1所说的球型管灯装置，其特征是，所说热转移部件以金属制造，与所说点灯电路中的可产生磁场的元件相靠近的部分被切除。12. The spherical tube lamp device as claimed in claim 1, wherein the heat transfer component is made of metal, and the part close to the element that can generate the magnetic field in the lighting circuit is cut off. 13.如权利要求1所说的球型管灯，其特征是，所说热转移部件，由将金属板埋入成形树脂的内部而一体成型的外壳所形成。13. The spherical tube lamp according to claim 1, wherein the heat transfer member is formed of a casing integrally molded by embedding a metal plate in a molded resin. 14.如权利要求13所说的球型管灯，其特征是，被埋入内部的金属板的灯头一侧上开有从内部贯穿到外侧的孔。14. The spherical tube lamp as claimed in claim 13, characterized in that, a hole penetrating from the inside to the outside is opened on one side of the lamp cap of the metal plate embedded in the inside. 15.如权利要求1所说的球型管灯，其特征是，所说热转移部件是以厚度在0.05mm～0.3mm范围内的金属板形成的。15. The spherical tube lamp as claimed in claim 1, wherein said heat transfer member is formed of a metal plate with a thickness ranging from 0.05 mm to 0.3 mm. 16.如权利要求1所说的球型管灯，其特征是，所说热转移部件与灯头二者的接触面积在300mm2以上。16. The spherical tube lamp according to claim 1, wherein the contact area between the heat transfer component and the lamp cap is more than 300 mm 2 .
CNB011258926A 2000-08-30 2001-08-30 Spherical tube light device Expired - Fee Related CN100409397C (en)

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